基于光纤技术的叶尖定时传感器的设计

Preliminary design of tip-timing sensor based on optical fiber technology

叶片振动测量对航空发动机、电站涡轮机及各种压气机的强度设计和研究及安全监测非常重要。光纤传感器的出现 ,克服了传统传感器的缺陷 ,为实时精确测量高速旋转叶片振动提供了可靠的保证。描述了基于光纤传感技术的叶尖定时传感器的设计及其性能。

It is important to measure blades vibration for the intensity design and for safely monitor of air engines,turbines of power station and compressors.The optical fiber sensor that defects of traditional sensors are overcome provides a reliable way for real time accurate measurement of high speed rotating blade vibration.The design method and the desired performance based on optical fiber technology are presented.